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Nurse Practitioner

Christine M. Byrnes, NP

Works at hospitals in Albany, NY · Hudson, NY · New York

Summary

Christine M. Byrnes, NP is a nurse practitioner at 2827 US Route 9, Valatie, NY 12184. Phone: (518) 828-8051. Accepts Medicare assignment. In 2024, Christine M. Byrnes had 401 Original Medicare patients and 1,247 services. NPI 1740388966. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Christine M. Byrnes, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Christine M. Byrnes accept Medicare assignment?
Yes. Medicare's clinician data says Christine M. Byrnes accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Christine M. Byrnes see?
In 2024, CMS data shows 401 Original Medicare patients and 1,247 services for Christine M. Byrnes. This counts Original Medicare only and measures volume, not quality.
What is Christine M. Byrnes's NPI number?
1740388966. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Christine M. Byrnes, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients401
Services billed to Medicare1,247
Different services or procedures10
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)657 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)263 services
  3. Hospital discharge day management, more than 30 minutes (99239)195 services
  4. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)53 services
  5. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)47 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis51%
  • Anxiety47%
  • Ischemic heart disease45%
  • Diabetes44%

Hospitals where Christine M. Byrnes works

Medicare's Facility Affiliation Data lists Christine M. Byrnes at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Christine M. Byrnes is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Christine M. Byrnes as a member of this group (CMS data updated October 2, 2026).

  • Columbia Memorial Hospital173 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, New York →

Other nurse practitioners in Valatie

Clinicians with the same Medicare primary specialty in Valatie, NY — not a recommendation.

All nurse practitioners in Valatie →

Other clinicians in Columbia Memorial Hospital

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialNP
Graduation year2003
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1740388966
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians